
package examplelesson2;

import java.math.BigInteger;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import org.w3c.dom.DOMImplementation;
import org.w3c.dom.Document;

public class DocumentInterface {

    
    public static void main(String[] args) {
        try {
            DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
            DocumentBuilder builder = dbf.newDocumentBuilder();
            DOMImplementation impl = builder.getDOMImplementation();
            Document doc = impl.createDocument(null, "Fibonacci Numbers", null);
            BigInteger low = BigInteger.ONE;
            //BigInteger
        } catch (Exception e) {
        }
    }

}
